Re: READ LOG DMA EXT failed, trying unqueued

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On (05/19/15 07:49), Martin K. Petersen wrote:
> Sergey> Hello, my laptop doesn't boot anymore, spinning in "READ LOG DMA
> Sergey> EXT failed, trying unqueued".  any reason it loops forever?
> 
> Does the patch below help?
> 

it does.

Reported-and-tested-by: Sergey Senozhatsky <sergey.senozhatsky@xxxxxxxxx>

	-ss

> Also, please let us know which drive you have and send us the output of:
> 
> # smartctl -l gplog,0x13 /dev/sdN
> 
> Thanks!
> 
> -- 
> Martin K. Petersen	Oracle Linux Engineering
> 
> 
> diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
> index 2893563d0537..2b370ee0ae86 100644
> --- a/drivers/ata/libata-eh.c
> +++ b/drivers/ata/libata-eh.c
> @@ -1521,6 +1521,7 @@ retry:
>  	} else {
>  		tf.command = ATA_CMD_READ_LOG_EXT;
>  		tf.protocol = ATA_PROT_PIO;
> +		dma = false;
>  	}
>  	tf.lbal = log;
>  	tf.lbam = page;
> 
> 
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